GeForce 8800 GTX and Radeon HD 8830M - video card comparison
GeForce 8800 GTX
Radeon HD 8830M
Architecture
Tesla (2006−2010)
GCN (2011−2017)
GPU code name
G80
Venus
Market segment
Desktop
Laptop
Release date
November 2006
December 2012
Interface
PCIe 1.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
-
SLI options
+
-
Boost clock speed
-
625 MHz
Core clock speed
576 MHz
575 MHz
CUDA cores
575
-
Floating-point performance
345.6 gflops
800.0 gflops
Manufacturing process technology
90 nm
28 nm
Number of transistors
681 million
1,500 million
Pipelines / CUDA cores
128
640
Power consumption (TDP)
155 Watt
-
Texture fill rate
36.8 billion/sec
25.00
Memory type
GDDR3
DDR3
Maximum RAM amount
768 MB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
900 MHz
2000 MHz
Memory bandwidth
86.4 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
11.1 (10_0)
12 (11_1)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
3.3
4.6
Shader Model
4.0
5.1
Vulkan
N/A
1.2.131